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Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

Your preschooler can learn how to siphon water with just two bottles and a plastic tube in this fun, educational science activity.

Compare the amount of ozone in various locations with this science fair project that will have your kid create her own ozone strips!

Research information on vitamin content in foods, Examine the effect of vitamins, test organic samples of fruits, meats, grains for vitamin content.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

Show your middle schooler how a quick whirl of spinach in the blender will reveal the cobwebby "stuff"--or DNA--of life!

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.